Implantable support



FIG. 1 is a perspective view of an ornamental shape of an implantable support.

FIG. 2 is a front elevation view of the implantable support illustrated in FIG. 1, where a back elevation view is not provided since it is identical to and duplicative of the front elevation view.

FIG. 3 is a left side elevation view of the implantable support illustrated in FIG. 1, where a right side elevation view is not provided since it is identical to and duplicative of the left side elevation view; and,

FIG. 4 is a top plan view of the implantable support illustrated in FIG. 1, where a bottom plan view is not provided since it is identical to and duplicative of the top plan view. 

CLAIM The ornamental design for an implantable support, as shown and described. 